package com.wang.se.designpattern.chain.logger;

/**
 * Created by wang on 2018/2/28.
 */
public abstract class AbstractLogger {
    public static int INFO=1;
    public static int DEBUG=2;
    public static int ERROR=3;
    protected int level;
    protected AbstractLogger nextLogger;

    public void setNextLogger(AbstractLogger nextLogger) {
        this.nextLogger = nextLogger;
    }

    public void logMessage(int level, String message){
        if(this.level <= level){
            write(message);
        }
        if(nextLogger !=null){
            nextLogger.logMessage(level, message);
        }
    }

    abstract protected void write(String message);
}
